Surprise! Our very own David of TmoNews is at the Microsoft Windows Phone 7 launch event today! While he was there, he managed to get some snapshots of the upcoming T-Mobile HTC HD7, which was officially announced this morning. The HTC HD7 is one of the three Windows Phone 7 handsets that T-Mobile U.S will be launching this year. Check out the gallery below! And stay tuned for some video action from David! Leave your thoughts in the comments!